<template>
  <div>
    <city-header></city-header>
    <city-search :cities="cities"></city-search>
    <city-list :cities="cities" :hot="hotCities" :letter="letter"></city-list>
    <city-alphabet
      :cities="cities"
      @change="handleLetterChange"
    ></city-alphabet>
  </div>
</template>

<script>
import CityHeader from "./components/CityHeader";
import CitySearch from "./components/CitySearch";
import CityList from "./components/CityList";
import CityAlphabet from "./components/CityAlphabet";
import axios from "axios";

export default {
  name: "City",
  components: {
    CityHeader,
    CitySearch,
    CityList,
    CityAlphabet,
  },
  data() {
    return {
      cities: {},
      hotCities: [],
      letter: "",
    };
  },

  methods: {
    async getCityInfo() {
      await axios.get("http://192.168.0.5:8080/city.json").then((res) => {
        res = res.data;
        if (res.ret && res.data) {
          const data = res.data;
          this.cities = data.cities;
          this.hotCities = data.hotCities;
        }
      });
    },
    handleLetterChange(letter) {
      this.letter = letter;
    },
  },
  // 页面初始化的时候一定会发ajax请求
  mounted() {
    this.getCityInfo();
  },
};
</script>

<style lang="stylus" scoped></style>


